Home / 31,711,942.23-43,766,110.52-17,777,060.92

Finding the Fourth Proportional to 31,711,942.23, 43,766,110.52 and 17,777,060.92

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Solution

The fourth proportional to 31,711,942.23, 43,766,110.52 and 17,777,060.92 is: 24,534,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,711,942.23 : 43,766,110.52 = 17,777,060.92 : x
  2. Step 2: Convert to fraction form
    31,711,942.23/43,766,110.52 = 17,777,060.92/x
  3. Step 3: Cross multiply
    31,711,942.23x = 43,766,110.52 × 17,777,060.92
  4. Step 4: Simplify right side
    31,711,942.23x = 778,032,812,945,493
  5. Step 5: Solve for x
    x = 778,032,812,945,493/31,711,942.23
  6. Step 6: Final answer
    x = 24,534,379.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.